CN111230226A - Expansion sleeve type clamp of gear turning machine - Google Patents
Expansion sleeve type clamp of gear turning machine Download PDFInfo
- Publication number
- CN111230226A CN111230226A CN202010130622.1A CN202010130622A CN111230226A CN 111230226 A CN111230226 A CN 111230226A CN 202010130622 A CN202010130622 A CN 202010130622A CN 111230226 A CN111230226 A CN 111230226A
- Authority
- CN
- China
- Prior art keywords
- clamp
- gear
- turning machine
- clamp sleeve
- elastic chuck
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23F—MAKING GEARS OR TOOTHED RACKS
- B23F23/00—Accessories or equipment combined with or arranged in, or specially designed to form part of, gear-cutting machines
- B23F23/02—Loading, unloading or chucking arrangements for workpieces
- B23F23/06—Chucking arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention belongs to the technical field of machine tool clamps, and relates to an expansion sleeve type clamp of a gear turning machine, which comprises a clamp sleeve, wherein the clamp sleeve is used for clamping a workpiece; the periphery of the clamp sleeve is provided with an elastic chuck which applies clamping force pointing to the geometric center of the clamp sleeve; and one end of the clamp sleeve is provided with a clamp body, and the clamp body provides structural support for the clamp sleeve and the elastic chuck. The elastic chuck is symmetrically arranged on the periphery of the clamp sleeve along the geometric center line of the clamp sleeve, and the elastic chuck is of a cylindrical structure. The invention improves the positioning precision of the workpiece, prevents the workpiece from deforming, further improves the gear cutting precision of the gear, can prolong the gear cutting service life of the cutter to a certain extent, has simple structure, reduces the rotational inertia of the workbench of the gear turning machine, and ensures that the machine tool can be safely and stably stopped.
Description
Technical Field
The invention belongs to the technical field of machine tool clamps, and relates to an expansion sleeve type clamp of a gear turning machine.
Background
In the field of machining, it is generally necessary to position and fix a workpiece to be machined, and the most common means for radially positioning and fixing a workpiece is to use a fixture. Currently, a hydraulic chuck is often used to fix gear rings in gear machining. However, in the use process, the hydraulic chuck is greatly changed by the hydraulic environment when being fixed, the machining precision is not high, and on the other hand, the fixture is not firmly fixed with the working table surface of the gear turning machine, so that the machining precision of the gear ring is influenced.
Disclosure of Invention
In view of this, the invention aims to provide a fixture which has stable function, accurate positioning and firm fixing and is used for cutting teeth of an inner gear ring.
In order to achieve the purpose, the invention provides the following technical scheme:
an expansion sleeve type clamp of a gear turning machine comprises a clamp sleeve, wherein the clamp sleeve is used for clamping a workpiece; the periphery of the clamp sleeve is provided with an elastic chuck which applies clamping force pointing to the geometric center of the clamp sleeve; and one end of the clamp sleeve is provided with a clamp body, and the clamp body provides structural support for the clamp sleeve and the elastic chuck.
Optionally, the elastic chuck is symmetrically arranged on the periphery of the clamp sleeve along the geometric center line of the clamp sleeve, and the elastic chuck is of a cylindrical structure.
Optionally, the fixture body comprises a base, and the base is fixed on a workbench of the gear turning machine; the connecting seat, the connecting plate and the supporting plate are arranged along the direction far away from the base, and the first positioning seat is used for connecting the connecting seat, the connecting plate and the supporting plate; the supporting plate provides support for the clamp sleeve.
Optionally, the base is connected with the gear turning machine workbench through a first blind rivet, and the base is connected with the connecting plate through a second blind rivet.
Optionally, a second positioning seat and a third positioning seat are further arranged in the direction away from the connecting seat, and a connecting disc is arranged at one end, close to the supporting plate, of the third positioning seat; the connecting disc is connected with the end face, close to the base, of the elastic chuck.
Optionally, a positioning rod is arranged on the connecting plate, one end of the positioning rod is connected with the connecting plate, and the other end of the positioning rod is sleeved with the elastic chuck.
Optionally, the third positioning seat and the elastic chuck are in conical fit.
Optionally, one end of the clamp sleeve, which is far away from the clamp body, is provided with a dustproof cover plate for preventing iron chips from entering the interior of the clamp body.
The invention has the beneficial effects that: the invention improves the positioning precision of the workpiece, prevents the workpiece from deforming, further improves the gear cutting precision of the gear, can prolong the gear cutting service life of the cutter to a certain extent, has simple structure, reduces the rotational inertia of the workbench of the gear turning machine, and ensures that the machine tool can be safely and stably stopped. The method specifically comprises the following steps: the base, the connecting seat, the first positioning seat and other structures are matched and connected, so that multiple times of structure calibration and fixation are performed, and the structure is axially tensioned relative to a gear turning machine workbench, further, the clamping of a workpiece is ensured to be small in axial movement in the machining process, and the machining precision is improved. The positioning rod, the connecting disc and the third positioning seat are used for respectively positioning the inner hole, the end face and the outer ring of the elastic chuck, and the stability of the elastic chuck is guaranteed through multi-angle positioning and fixing, so that the machining precision is guaranteed.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and combinations particularly pointed out hereinafter.
Drawings
For the purposes of promoting a better understanding of the objects, aspects and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic structural diagram of the present invention.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention in a schematic way, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in the drawings in which there is no intention to limit the invention thereto; to better illustrate the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not an indication or suggestion that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes, and are not to be construed as limiting the present invention, and the specific meaning of the terms may be understood by those skilled in the art according to specific situations.
Referring to FIG. 1, the reference numbers in the drawings denote: the fixture comprises a fixture sleeve 1, an elastic chuck 2, a base 3, a gear turning machine workbench 4, a connecting seat 5, a connecting plate 6, a supporting plate 7, a first positioning seat 8, a first blind rivet 9, a second blind rivet 10, a second positioning seat 11, a third positioning seat 12, a connecting plate 13, a positioning rod 14, a dust-proof cover plate 15 and a workpiece 16.
The invention provides an expansion sleeve type clamp of a gear turning machine, which is mainly used for a clamp during gear cutting of an inner gear ring, and comprises a clamp sleeve 1, wherein the clamp sleeve 1 is used for clamping a workpiece 16; the periphery of the clamp sleeve 1 is provided with an elastic chuck 2, and the elastic chuck 2 applies a clamping force pointing to the geometric center of the clamp sleeve 1 to the clamp sleeve 1; the clamp comprises a clamp sleeve 1 and a clamp body, wherein the clamp body is arranged at one end of the clamp sleeve 1, and the clamp body is used for providing structural support for the clamp sleeve 1 and the elastic chuck 2. In this embodiment, the collet 2 is symmetrically disposed on the outer periphery of the clamp sleeve 1 along the geometric centerline of the clamp sleeve, and the collet 2 is in a cylindrical structure. The clamp sleeve 1 is far away from one end of the clamp body is provided with a dustproof cover plate 15 which prevents iron chips from entering the interior of the clamp body.
In this embodiment, the clamp body includes a base 3, and the base 3 is fixed on a gear turning machine workbench 4; a connecting seat 5, a connecting plate 6 and a supporting plate 7 are arranged along the direction far away from the base 3, and the connecting device also comprises a first positioning seat 8 used for connecting the connecting seat 5, the connecting plate 6 and the supporting plate 7; the supporting plate 7 provides support for the clamp sleeve 1. The base 3 with the gear turning machine workbench 4 is connected through a first blind rivet 9, and the base 3 is connected with the connecting plate 6 through a second blind rivet 10. Through the arrangement of the structure, the connecting seat 5, the connecting plate 6, the first positioning seat 8, the supporting plate 7 and the gear turning machine workbench 4 are axially tensioned, multiple connection, calibration, positioning and fixing are performed when multiple structures are connected, and therefore the small axial movement and the improvement of the machining precision of the workpiece 16 clamped in the machining process are guaranteed.
In this embodiment, a second positioning seat 11 and a third positioning seat 12 are further disposed along a direction away from the connecting seat 5, and a connecting disc 13 is disposed at one end of the third positioning seat 12 close to the supporting plate 7; the connecting disc 13 is connected with the end face, close to the base 3, of the elastic chuck 2. A positioning rod 14 is arranged on the connecting plate 6, one end of the positioning rod 14 is connected with the connecting plate 6, and the other end of the positioning rod is sleeved with the elastic chuck 2. The third positioning seat 12 and the elastic chuck 2 are in conical fit. The setting of above-mentioned structure is fixed in order to carry out the location many times to collet 2, carries out the hole location to collet 2 through connecting locating lever 14 on connecting plate 6, carries out the terminal surface location to collet 2 through connection pad 13, carries out the outer lane location to collet 2 through the toper structure of third positioning seat 12, through multi-angle location, guarantees collet 2's stability to guarantee the machining precision.
In conclusion, the base 3, the connecting seat 5, the first positioning seat 8 and other structures are matched and connected, so that the structure is calibrated and positioned for many times and is axially tensioned relative to the gear turning machine workbench 4, the workpiece 16 is clamped by the clamping device in the machining process, the axial movement is small, and the machining precision is improved. Through locating lever 14, connection pad 13, third positioning seat 12 respectively to carry out hole location, terminal surface location, outer lane location to collet 2, through multi-angle location, guarantee collet 2's stability to guarantee the machining precision.
Finally, the above embodiments are only intended to illustrate the technical solutions of the present invention and not to limit the present invention, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the claims of the present invention.
Claims (8)
1. The utility model provides an expanding sleeve type clamp of gear turning machine which characterized in that: the clamp comprises a clamp sleeve, wherein the clamp sleeve is used for clamping a workpiece; the periphery of the clamp sleeve is provided with an elastic chuck which applies clamping force pointing to the geometric center of the clamp sleeve; and one end of the clamp sleeve is provided with a clamp body, and the clamp body provides structural support for the clamp sleeve and the elastic chuck.
2. The gear-turning machine expansion shell fixture of claim 1, characterized in that: the elastic chuck is symmetrically arranged on the periphery of the clamp sleeve along the geometric center line of the clamp sleeve, and the elastic chuck is of a cylindrical structure.
3. The gear-turning machine expansion shell fixture of claim 2, characterized in that: the clamp body comprises a base, and the base is fixed on a working table of the gear turning machine; the connecting seat, the connecting plate and the supporting plate are arranged along the direction far away from the base, and the first positioning seat is used for connecting the connecting seat, the connecting plate and the supporting plate; the supporting plate provides support for the clamp sleeve.
4. The gear-turning machine expansion shell fixture of claim 3, characterized in that: the base with the gear turning machine workstation passes through first blind rivet and is connected, the base passes through the second blind rivet with the connecting plate and is connected.
5. The gear-turning machine expansion shell fixture of claim 3, characterized in that: a second positioning seat and a third positioning seat are further arranged in the direction far away from the connecting seat, and a connecting disc is arranged at one end, close to the supporting plate, of the third positioning seat; the connecting disc is connected with the end face, close to the base, of the elastic chuck.
6. The gear-turning machine expansion shell fixture of claim 5, characterized in that: and a positioning rod is arranged on the connecting plate, one end of the positioning rod is connected with the connecting plate, and the other end of the positioning rod is sleeved with the elastic chuck.
7. The gear-turning machine expansion shell fixture of claim 5, characterized in that: the third positioning seat and the elastic chuck are in conical fit.
8. The gear-turning machine expansion shell clamp of any one of claims 1 to 7, wherein: the one end that anchor clamps cover was kept away from the anchor clamps body is provided with the dustproof apron that prevents that iron fillings from getting into the inside of anchor clamps body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010130622.1A CN111230226B (en) | 2020-02-28 | 2020-02-28 | Expansion sleeve type clamp of gear turning machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010130622.1A CN111230226B (en) | 2020-02-28 | 2020-02-28 | Expansion sleeve type clamp of gear turning machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111230226A true CN111230226A (en) | 2020-06-05 |
| CN111230226B CN111230226B (en) | 2021-08-24 |
Family
ID=70876632
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010130622.1A Active CN111230226B (en) | 2020-02-28 | 2020-02-28 | Expansion sleeve type clamp of gear turning machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111230226B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04176512A (en) * | 1990-11-09 | 1992-06-24 | Hitachi Constr Mach Co Ltd | Work mounting jig for internal tooth cutting |
| CN201824029U (en) * | 2010-07-29 | 2011-05-11 | 四川省内江庆隆机床有限公司 | Inner tooth inserting tooling |
| CN203380442U (en) * | 2013-07-01 | 2014-01-08 | 温岭市明华齿轮有限公司 | Gear shaping clamp of internal spline of shaft sleeve |
| DE102013018243A1 (en) * | 2013-10-30 | 2015-04-30 | The Gleason Works | Arrangement for coupling a workpiece and clamping device |
| CN106903377A (en) * | 2017-03-31 | 2017-06-30 | 西安法士特汽车传动有限公司 | A kind of general slotting Fixture for internal tooth of ringfeder quick-changing type |
| KR20170108487A (en) * | 2016-03-18 | 2017-09-27 | 대호기계공업(주) | Differential drive pinion gear holding jig for front wheel drive truck front axle |
| CN207534096U (en) * | 2017-12-01 | 2018-06-26 | 四川神鸼精工科技有限公司 | A kind of gear shaping spring chuck |
-
2020
- 2020-02-28 CN CN202010130622.1A patent/CN111230226B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04176512A (en) * | 1990-11-09 | 1992-06-24 | Hitachi Constr Mach Co Ltd | Work mounting jig for internal tooth cutting |
| CN201824029U (en) * | 2010-07-29 | 2011-05-11 | 四川省内江庆隆机床有限公司 | Inner tooth inserting tooling |
| CN203380442U (en) * | 2013-07-01 | 2014-01-08 | 温岭市明华齿轮有限公司 | Gear shaping clamp of internal spline of shaft sleeve |
| DE102013018243A1 (en) * | 2013-10-30 | 2015-04-30 | The Gleason Works | Arrangement for coupling a workpiece and clamping device |
| KR20170108487A (en) * | 2016-03-18 | 2017-09-27 | 대호기계공업(주) | Differential drive pinion gear holding jig for front wheel drive truck front axle |
| CN106903377A (en) * | 2017-03-31 | 2017-06-30 | 西安法士特汽车传动有限公司 | A kind of general slotting Fixture for internal tooth of ringfeder quick-changing type |
| CN207534096U (en) * | 2017-12-01 | 2018-06-26 | 四川神鸼精工科技有限公司 | A kind of gear shaping spring chuck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111230226B (en) | 2021-08-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8262072B2 (en) | Work piece carrier for exactly positioning a work piece on a chuck and clamping apparatus with a chuck and a work piece carrier | |
| AU2005201712B2 (en) | Clamping apparatus for fixing a collet to a chuck | |
| JP5979991B2 (en) | Tool or workpiece clamping device | |
| CN107791057B (en) | Special fixture for vertical composite machining center | |
| CN111230226B (en) | Expansion sleeve type clamp of gear turning machine | |
| GB583932A (en) | Improvements in and relating to chucks and means for attaching tools thereto | |
| CN109226787A (en) | A kind of novel numerical control cutting off machine | |
| CN216463262U (en) | Lathe fixture for overlong thin-wall special-shaped titanium alloy pipe fitting | |
| JPH0696217B2 (en) | Clamp device | |
| CN212704547U (en) | Cage pocket hole processingequipment | |
| CN109514305A (en) | Conical thin-wall revolving meber measures process integration clamping device | |
| CN211889260U (en) | Universal lathe reaming anchor clamps | |
| CN212217128U (en) | Auxiliary clamp for fixing workpiece | |
| US5765455A (en) | Lathe attachment | |
| CN214602331U (en) | Reducing internal spline gear shaping clamp | |
| US11577327B2 (en) | Systems, devices, and/or methods for drilling | |
| CN213497736U (en) | Support frame of lathe | |
| US2481939A (en) | Combination center and center drill | |
| CN219617183U (en) | Clamp for finish machining of compressor flange | |
| JP2003145378A (en) | Tool holder and run-out correcting tool | |
| CN219924592U (en) | Claw repairing device of three-jaw chuck | |
| RU2111836C1 (en) | Gear for multitransition machining | |
| JPH0541365B2 (en) | ||
| US3552756A (en) | Radially adjustable tool holder | |
| US6280125B1 (en) | R-8 collet |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |